What is the output of the following code for input 10203?

Python Code

num = 10203

product = 1

while num > 0:

    digit = num % 10

    if digit != 0:

        product *= digit

    num //= 10

print(product)

What will be the output of the following code when the input is 24853?

Python Code

num = 24853

count = 0

while num > 0:

    digit = num % 10

    if digit % 2 == 0:

        count += 1

    num //= 10

print(count)

Which of the following algorithms correctly counts the number of digits in a given positive integer n in Python?